4878125

素因数分解:

$5^5\times 7^1\times {\mathrm{223}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 6999552

約数和(自身を除く): 2121427

約数列:

[1, 5, 7, 25, 35, 125, 175, 223, 625, 875, 1115, 1561, 3125, 4375, 5575, 7805, 21875, 27875, 39025, 139375, 195125, 696875, 975625, 4878125]

約数ペア:

[(1, 4878125), (5, 975625), (7, 696875), (25, 195125), (35, 139375), (125, 39025), (175, 27875), (223, 21875), (625, 7805), (875, 5575), (1115, 4375), (1561, 3125)]